how do you solve this promblem:

Question

Nikki and her family are traveling to Geneva for winter holiday, and it is going to be cold! Today’s forecast says that Geneva is 12^\circ\text{C}12
∘
C12, degrees, start text, C, end text colder than Nikki's hometown.

Answer 1

sounds like T+12 or T-12

depending on just what the question is ...